Format tape search return expression

Author: Andy963

src/bub/builtin/tools.py

@@ -206,7 +206,9 @@ async def tape_search(param: SearchInput, *, context: ToolContext) -> str:
         if "[tape.search]" in entry_str:
             continue
         lines.append(entry_str)
-    return f"[tape.search]: {len(lines)} matches ({len(entries) - len(lines)} filtered)" + "".join(f"\n{line}" for line in lines)
+    return f"[tape.search]: {len(lines)} matches ({len(entries) - len(lines)} filtered)" + "".join(
+        f"\n{line}" for line in lines
+    )
 
 
 @tool(context=True, name="tape.reset")